| Rank | Name | Market Cap | Price | Today | Price (30 days) | Country | |
|---|---|---|---|---|---|---|---|
 | 1 |  | €2.41 B | 7,80 € | 2.91% | 🇮🇸 Iceland | |
| 2 |  | €1.94 B | 4,56 € | 0.29% | 🇮🇸 Iceland | |
| 3 |  | €1.69 B | 1,23 € | 1.45% | 🇮🇸 Iceland | |
| 4 |  | €1.56 B | 0,83 € | 0.42% | 🇮🇸 Iceland | |
| 5 |  | €0.93 B | 0,50 € | 0.35% | 🇮🇸 Iceland | |
| 6 |  | €0.84 B | 0,77 € | 3.81% | 🇮🇸 Iceland | |
| 7 |  | €0.77 B | 0,40 € | 0.86% | 🇮🇸 Iceland | |
| 8 |  | €0.63 B | 2,04 € | 1.40% | 🇮🇸 Iceland | |
| 9 |  | €0.61 B | 0,13 € | 4.11% | 🇮🇸 Iceland | |
| 10 |  | €0.56 B | 0,81 € | 0.00% | 🇮🇸 Iceland | |
| 11 |  | €0.51 B | 0,82 € | 0.00% | 🇮🇸 Iceland | |
| 12 |  | €0.50 B | 0,33 € | 0.43% | 🇮🇸 Iceland | |
| 13 |  | €0.46 B | 0,26 € | 0.27% | 🇮🇸 Iceland | |
| 14 |  | €0.42 B | 2,62 € | 0.54% | 🇮🇸 Iceland | |
| 15 |  | €0.36 B | 0,13 € | 0.00% | 🇮🇸 Iceland | |
| 16 |  | €0.32 B | 0,09706 € | 1.10% | 🇮🇸 Iceland | |
| 17 |  | €0.31 B | 0,007737 € | 0.00% | 🇮🇸 Iceland | |
|
|
|||||||
| 18 |  | €0.29 B | 2,44 € | 0.00% | 🇮🇸 Iceland | |
| 19 |  | €0.26 B | 8,41 € | 0.00% | 🇮🇸 Iceland | |
| 20 |  | €0.22 B | 0,12 € | 1.16% | 🇮🇸 Iceland | |
| 21 |  | €0.21 B | 0,09003 € | 0.39% | 🇮🇸 Iceland | |
| 22 |  | €0.20 B | 0,10 € | 0.00% | 🇮🇸 Iceland | |
| 23 |  | €0.17 B | 0,16 € | 0.86% | 🇮🇸 Iceland | |
| 24 |  | €0.12 B | 0,03432 € | 0.00% | 🇮🇸 Iceland | |
| 25 |  | €0.11 B | 3,74 € | 0.00% | 🇮🇸 Iceland | |
| 26 |  | €0.10 B | 0,03474 € | 0.00% | 🇮🇸 Iceland | |
| 27 |  | €44.93 M | 0,18 € | 0.00% | 🇮🇸 Iceland | |
| 28 |  | €12.17 M | 0,006436 € | 1.61% | 🇮🇸 Iceland | |
| 29 |  | €11.25 M | 0,02110 € | 0.00% | 🇮🇸 Iceland | |
| 30 |  | €7.55 M | 0,01053 € | 0.00% | 🇮🇸 Iceland | |
This is the list of the largest companies in Iceland by market capitalization. Only the top companies with headquarters in Iceland are shown in this list.